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Bumek [7]
3 years ago
13

The sum of two numbers is 13. two times the first number minus three times the second number is 1. if you let "x"stand for the f

irst number and "y for the second number, what are the two numbers "" """ *a. *"x" = 5, "y" = 8 *b. *"x" = 8, "y" = 5 *c. *"x" = 5, "y" = 8 *d. *"x" = 8, "y" = 5
Mathematics
2 answers:
grin007 [14]3 years ago
8 0
Y=8 and x=5
 i hope i helped! ;)
Alexus [3.1K]3 years ago
7 0
<span>x+y=13...(1)
2x-3y=1...(2)
Uses Cramer's rule.
b. *"x" = 8, "y" = 5 </span>
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You mow the lawn to earn your allowance. Each time you mow the lawn you earn \$12$12dollar sign, 12. Write an equation for the n
horrorfan [7]
For this case, the first thing we must do is define variables.
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3 years ago
The Range Rule of Thumb roughly estimates the standard deviation of a data set as​ _______.
maw [93]

Answer:

Option A)

s = \dfrac{\text{Range}}{4}        

Step-by-step explanation:

Range Rule of Thumb

  • The range Rule of thumb states that the range is four times the standard deviation.
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\text{Range = Maximum - Minimum}\\\text{s: Standard Deviation}\\\text{Range rule of Thumb:}\\\text{Range} = 4\times s\\\\s = \dfrac{\text{Maximum - Minimum}}{4}

  • Thus, the correct answer is

s = \dfrac{\text{Range}}{4}

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Answer:

(0,5)

Step-by-step explanation:

when x=0። y=5

i guess

7 0
2 years ago
Read 2 more answers
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